By focusing on the key moments from the trailer. For instance, if the trailer showed a powerful new weapon, the fanfiction might have characters speculating about its power and how it will be used in the movie. It could also show characters' reactions to the new looks of the heroes, like Thor's new physique, which was quite different in Endgame.
Well, Orion is likely one of the main characters since the title has his name. And there might be some other characters related to the 'dark' aspect, like a spirit of the dark or Orion's friends who accompany him in his encounter with the dark.
I'm not entirely sure as I haven't read it specifically, but generally it might be about Orion's encounter with the dark in some form, perhaps a journey through a dark place or facing a dark force.
One interesting aspect could be the diverse interpretations of the RWBY trailers. Different fanfiction authors might focus on different characters' reactions. For example, some might explore Ruby's wide - eyed wonder in more detail, while others could delve into Blake's more reserved response. It also allows for speculation on the backstories of the characters based on their reactions in the trailers.
Perhaps a plot where Orion has to face his inner fears represented by the dark. It could involve him having to make difficult choices to overcome the darkness that surrounds him. He might find allies along the way who teach him how to control the power of the dark rather than be consumed by it.
Well, some might react to Ruby's combat skills. Her scythe - wielding and acrobatic fighting style are really cool, and in the fanfiction, characters could be in awe of her speed and precision.
There could also be some analytical reactions. Fans in the fanfiction might be dissecting every frame of the trailer, trying to figure out how the story will unfold. They could be speculating about new suits, new alliances, and what the final battle will look like. They might be discussing whether certain characters will die or not based on the trailer's hints.
It gives fans a chance to interact more deeply with the source material. By writing or reading 'rwby trailer reaction fanfiction', fans can better understand the characters and the world of RWBY.